METAL-INSULATOR-TRANSITION NEAR A SUPERCONDUCTING STATE

被引:14
作者
KAVEH, M
MOTT, NF
机构
[1] BAR ILAN UNIV, JACK & PEARL RESNICK INST ADV TECHNOL, DEPT PHYS, IL-52100 RAMAT GAN, ISRAEL
[2] UNIV CAMBRIDGE, CAVENDISH LAB, CAMBRIDGE CB3 0HE, ENGLAND
关键词
D O I
10.1103/PhysRevLett.68.1904
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We show that when the metal-insulator transition occurs near a superconducting state it results in a different critical behavior from that of amorphous metals or uncompensated doped semiconductors. This difference results from the enhancement of the effective electron-electron interaction caused by fluctuations to the superconducting state. This explains the recent experiments of Micklitz and co-workers on amorphous superconducting mixtures Ga-Ar and Bi-Kr.
引用
收藏
页码:1904 / 1907
页数:4
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共 31 条
  • [21] MORITA S, 1985, LITP, P257
  • [22] METAL-INSULATOR-TRANSITION IN A DOUBLE-DONOR SYSTEM, SI-P,AS
    NEWMAN, PF
    HOLCOMB, DF
    [J]. PHYSICAL REVIEW LETTERS, 1983, 51 (23) : 2144 - 2147
  • [23] NEWMAN PF, 1983, PHYS REV B, V28, P683
  • [24] SUPERCONDUCTIVITY AND METAL-INSULATOR-TRANSITION IN AMORPHOUS SI1-XAUX SYSTEM
    NISHIDA, N
    YAMAGUCHI, M
    FURUBAYASHI, T
    MORIGAKI, K
    ISHIMOTO, H
    ONO, K
    [J]. SOLID STATE COMMUNICATIONS, 1982, 44 (02) : 305 - 309
  • [25] METAL-INSULATOR-TRANSITION IN A DOPED SEMICONDUCTOR
    ROSENBAUM, TF
    MILLIGAN, RF
    PAALANEN, MA
    THOMAS, GA
    BHATT, RN
    LIN, W
    [J]. PHYSICAL REVIEW B, 1983, 27 (12): : 7509 - 7523
  • [26] DC CONDUCTIVITY OF ARSENIC-DOPED SILICON NEAR THE METAL-INSULATOR-TRANSITION
    SHAFARMAN, WN
    KOON, DW
    CASTNER, TG
    [J]. PHYSICAL REVIEW B, 1989, 40 (02): : 1216 - 1231
  • [27] CRITICAL EXPONENT OF THE METAL-INSULATOR TRANSITION
    THOMAS, GA
    [J]. PHILOSOPHICAL MAGAZINE B-PHYSICS OF CONDENSED MATTER STATISTICAL MECHANICS ELECTRONIC OPTICAL AND MAGNETIC PROPERTIES, 1985, 52 (03): : 479 - 498
  • [28] METAL-INSULATOR-TRANSITION AND SUPERCONDUCTIVITY IN BI/KR COMPOSITES BUILT FROM WELL-DEFINED BI-CLUSTERS
    WEITZEL, B
    SCHREYER, A
    MICKLITZ, H
    [J]. EUROPHYSICS LETTERS, 1990, 12 (02): : 123 - 128
  • [29] YAMAGUCHI M, 1983, PHYSICA B, V118, P694
  • [30] YOSHIZUMI S, 1985, LOCALIZATION METAL I, P77